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OBJECTIVE
The primary purpose of this experiment was to gain a greater understanding of the utilization of working memory when interacting with a speech-enabled interactive voice response (IVR) system.
BACKGROUND
A widely promoted guideline advises limiting IVR menus to five or fewer items because of constraints of the human memory system, commonly citing… (More)

Driving is one of the most complex tasks that humans perform on a regular basis, placing significant demands on human perceptual, cognitive, and motor capabilities, so age-related declines in these capabilities negatively affect driving performance. Although older adults create a risk on the road because of their high crash rates, it is important to note… (More)

Driving is one of the most complex tasks that people perform on a regular basis 1. Driving places major demands on human perceptual, cognitive, and motor capabilities and so age-related declines in these capabilities negatively affect driving performance. Given that driving largely involves the processing of visual information that changes rapidly over… (More)